FreeDOS is a free DOS-compatible operating system.

GCC 4.9.0 (2.04 libc only)

Thanks to volunteers at the DJGPP project, we now have binaries available for GCC 4.9.0 (2.04 libc only). This includes C / C++ / ObjC / Fortran / Ada, so testers welcome. Read the announcement, see the changes, or grab binaries and sources from your local mirror.